How many photographs exist?

How many patents exist?

According to a report published by the World Intellectual Property Organization (WIPO), there were a total of 6.1 million active patents worldwide in 2006. In 2007, WIPO asserted that the number ha...
Read More »http://www.answerbag.com/q_view/2021377

How many GPS satellites exist?

There are 24 Global Positioning System satellites in Earth's orbit, as of July 2010. The satellites are 12,000 miles above Earth, travel at a speed of 7,000 miles per hour and circle the Earth twic...
Read More »http://www.answerbag.com/q_view/2218608